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Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Narrowing of a valve
stenosis...
stroke volume
aorta
ischemia
2. Amount of blood pumped by a ventricle in 1 minute
cardiac output
bradycardia
is smooth to prevent abnormal clotting within the heart
bundle of His...
3. Backflow o fblood from the arteries to the ventricles is prevented by these
is smooth to prevent abnormal clotting within the heart
superior and inferior caval veins
aortic and pulmonary semilunar valves
aorta
4. Nerves that transmit impulses to decrease the heart rate are the ____
diastole
vagus nerves
fibrullation
cardiac reserve
5. Changes in blood pressure are detected by
SA node
right and left atria
pressoreceptors in teh carotid and aortic sinuses
superior and inferior caval veins
6. 1st branches of teh ascending aorta
coronary arteries
aorta
myocardium
systole
7. Relaxation
diastole
superior and inferior caval veins
systole
coronary veins
8. Prevents backflow of blood from teh right ventricle to the right atrium
right and left atria
tricuspid valve
epicardium
coronary veins
9. Heart chambers are lined with this
aortic and pulmonary semilunar valves
endocardium
cardiac reserve
systole
10. Very rapid and uncoordinated ventricular beat
fibrullation
closure of the valves
mediastinum
cardiac reserve
11. Difference between resting cardiac output adn maximum exercise cardiac output
tricuspid valve
cardiac reserve
systole
epicardium
12. Largest artery of the body
sodium ions and water
aorta
systole
myocardium
13. Vessel into which the left ventricle pumps blood
epicardium
cardiac cycle
aorta
SA node
14. Coronary sinus receives blood directly from this
coronary veins
aortic and pulmonary semilunar valves
epicardium
venous return
15. Natural pacemaker of the heart
medulla
diastole
closure of the valves
SA node
16. Heart is located here
bicuspid valve
60-80
venous return
medial to the lungs and superior to the diaphragm
17. Normal heart sounds are caused by
60-80
stenosis...
fibrous epicardium
closure of the valves
18. Heart rate below 60 bpm
medulla
fibrous epicardium
myocardium
bradycardia
19. The amount of blood that returns to teh heart
diastole
arrhythmias
venous return
stroke volume
20. Electical activity of the heart may be depicted in an
systole
bicuspid valve
ECG
medulla
21. Area in the thoracic cavity between the lungs
coronary veins
60-80
mediastinum
endocardium
22. Relaxation of chambers of the heart
atrium
supply the heart with oxygenated blood
is smooth to prevent abnormal clotting within the heart
diastole
23. Contraction of chambers of the heart
bundle of His...
tricuspid valve
systole
ischemia
24. Contraction
stroke volume
systole
tricuspid valve
stenosis...
25. Outermost of the pericardial membranes
coronary veins
epicardium
is smooth to prevent abnormal clotting within the heart
fibrous epicardium
26. The centers that regulate heart rate located in the___
medulla
right and left atria
diastole
sodium ions and water
27. Funciton of the serous fluid of teh pericardial membranes
prevent friction as the heart beats
coronary arteries
venous return
medial to the lungs and superior to the diaphragm
28. Normal range of heart rate for a healthy adult is _____ bpm
60-80
SA node
aorta
ECG
29. Irregular heartbeats
atrium
supply the heart with oxygenated blood
medial to the lungs and superior to the diaphragm
arrhythmias
30. Sequence of events in one heartbeat
cardiac cycle
aorta
coronary arteries
diastole
31. First part of the cardia conduction pathway in teh ventircles
60-80
bundle of His...
vagus nerves
systole
32. Prevents backflow of blood from the left ventricle to the left atrium
coronary arteries
bicuspid valve
atrium
fibrous epicardium
33. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
stroke volume
sodium ions and water
bradycardia
myocardium
34. The chambers of teh heart that receive blood from the veins
right and left atria
superior and inferior caval veins
bradycardia
bicuspid valve
35. Cardiac muscle tissue
vagus nerves
myocardium
aorta
stroke volume
36. Purpose of teh coronary vessels
supply the heart with oxygenated blood
venous return
SA node
systole
37. Upper chamber of the heart
atrium
endocardium
SA node
bicuspid valve
38. Visceral pericardium
bundle of His...
SA node
epicardium
SA node
39. Part of the myocardium is deprived of its blood supply and becomes ______
ischemia
stroke volume
atrium
arrhythmias
40. Amount of blood pumped by a ventricle per beat
venous return
stroke volume
pressoreceptors in teh carotid and aortic sinuses
medulla
41. Veins that return blood to the right atrium
supply the heart with oxygenated blood
superior and inferior caval veins
prevent friction as the heart beats
vagus nerves
42. Each normal heartbeat is initiated by this
stroke volume
SA node
coronary veins
ischemia
43. Endocardium lines the chambers of the heart
pressoreceptors in teh carotid and aortic sinuses
aortic and pulmonary semilunar valves
systole
is smooth to prevent abnormal clotting within the heart